Patents by Inventor James Michael Swartz

James Michael Swartz has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Tube printer for printing information on the inside of a tube and method of printing
    Patent number: 6205917
    Abstract: A tube printer and method for printing information on an interior surface of a tube. The tube printer including a housing, an ink wheel assembly and a print wheel. The housing having at least two side members interconnected by a top plate extending there between and including spring biased guide wheels that cooperatively center the housing within the tube. An operating handle is operatively attached to an end of the housing to provide a means to push and pull the tube printer within the tube. The ink wheel assembly is operatively positioned between the side members of the housing and the print wheel is operatively positioned between the side members of the housing and adjacent the ink wheel and includes a raised surface containing the information to be printed on the interior surface of the tube.
    Type: Grant
    Filed: October 1, 1998
    Date of Patent: March 27, 2001
    Assignee: Owens Corning Fiberglas Technology, Inc.
    Inventors: Donald Thomas Palmer, Robert Alan Kokal, James Michael Swartz